71.36% is the change from 398 to 682
Calculation steps:
[( 682 - 398 ) ÷ 398] x 100 = 71.36%
Formula
Percentage change = [(682 - 398) / 398] x 100
Subtract the new number by the original number
682 - 398 = 284
284 ÷ 398 = 0.7135678391959799
0.7135678391959799 x 100 = 71.36%